there's a lot we can do prior to miranda warning with public safety expectation. there's a threat to the public. we can accomplish a lot of the information gathering we need to under a constitutional structure without establishing a precedent where we'll treat americans like enemy combatants and throw them in a brig without having legal or constitutional right to do so. >> we know there's been back and forth with him doing some writing. from a national security standpoint, congressman, do you want to know? >> we want to know if there's further risk to the public and other co-conspirators out there that pose a risk. was there foreign direction? foreign players still involved in this. how did they organize this? was this self-directed by these two or was there foreign direction? you can imagine over the next weeks and months that's what the intelligence agencies are going to be poring through. we'll know as much as we possibly can about every day in their lives over the last few years, every trip they made, every person they talked to. every family member that can b